2022

7.8

2017

6.0

2010

7.0

2012

5.8

2004

7.3

2002

6.0

2012

5.6

1991

8.1

2004

6.5

2004

6.0

1990

7.4

1969

6.3

2013

7.2

2005

7.9

2000

7.7

2006

7.6

2010

7.2

2001

5.1

2003

6.2